18-letter words containing l, e, t, r, p, f
- self-tapping screw — a screw designed to tap its corresponding female thread as it is driven.
- shatterproof glass — glass designed to resist shattering
- software backplane — (programming, tool) A CASE framework from Atherton.
- spectrofluorimeter — an instrument in which the spectrum of secondarily emitted fluorescent light is used to identify chemical compounds.
- spectrofluorometer — an instrument in which the spectrum of secondarily emitted fluorescent light is used to identify chemical compounds.
- spotted flycatcher — a European woodland songbird, Muscicapa striata, with a greyish-brown streaked plumage: family Muscicapidae (Old World flycatchers)
- to play favourites — to display favouritism